Finding the Fourth Proportional to 266,129,570.14, 399,208,453.17 and 82,023,497.88
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Solution
The fourth proportional to 266,129,570.14, 399,208,453.17 and 82,023,497.88 is: 123,039,591.94
Step by Step Solution
- Step 1: Write the proportion equation
266,129,570.14 : 399,208,453.17 = 82,023,497.88 : x - Step 2: Convert to fraction form
266,129,570.14/399,208,453.17 = 82,023,497.88/x - Step 3: Cross multiply
266,129,570.14x = 399,208,453.17 × 82,023,497.88 - Step 4: Simplify right side
266,129,570.14x = 32,744,473,712,267,572 - Step 5: Solve for x
x = 32,744,473,712,267,572/266,129,570.14 - Step 6: Final answer
x = 123,039,591.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.